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Which of the following occurs, when two ...

Which of the following occurs, when two hydrogen atoms bond with each other

A

Potential energy is lowered

B

Kinetic energy is lowered

C

Electronic motion ceases

D

Energy is absorbed

Text Solution

Verified by Experts

The correct Answer is:
A
The approach of the atoms towards one another should be accompanied by decrease of energy.
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ERRORLESS-CHEMICAL BONDING AND MOLECULAR STRUCTURE-NCERT BASED QUESTIONS (Covalent Bonding)
  1. Which one in the following contains ionic as well as covalent bond

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  2. Which of the following bonds has the most polar character ?

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  3. The electronic configuration ofhte elements. A, B and C are given belo...

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  4. The electronic configuration of the elements A, B and C are given belo...

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  5. The electronic configuration of the elements A, B and C are given belo...

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  6. The electronic configuration of the elements A, B and C are given belo...

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  7. The electronic configuration of the outer most shell of the most elect...

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  8. Among CaH2, NH3, NaH and B2H6 which are covalent hydrides?

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  9. Which of the following substances has giant covalent structure

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  10. Strongest bond is

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  11. Which of the following occurs, when two hydrogen atoms bond with each ...

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  12. Which is the most covalent?

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  13. Among the following the maximum covalent character is shown by the com...

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  14. The correct sequence of increasing covalent character is represented b...

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  15. Boron form covalent compound due to

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  16. Covalent compounds have low melting points because

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  17. Among the species CO(2),CH(3)COO',CO,CO(3)^(2-)HCHO which has the veak...

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  18. The covalent bond length is the shortest in which of the following bon...

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  19. Which of the following bonds require the largest amount of bond energy...

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  20. Which can described as a molecule with residual bonding capacity

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